MySQL 8.0.26做的增强半同步复制，log-error日志中出现如下报错：
2021-12-28T14:04:24.663005+08:00 11 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2021-12-28T14:51:49.217811+08:00 413824 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-07-15T14:53:48.661852+08:00 14621647 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-11-15T16:35:27.219541+08:00 1479506 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-11-15T17:15:12.815920+08:00 1558519 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-11-15T19:32:27.765331+08:00 1567874 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-11-15T20:17:57.104040+08:00 1570576 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.
2022-11-16T20:51:59.230221+08:00 1571592 [ERROR] [MY-011161] [Repl] Semi-sync master failed on net_flush() before waiting for replica reply.MySQL半同步“主”服务器在“备”服务器reply之前执行net_flush()失败，但是业务在数据库写上没出现异常。